Questions tagged as 'java'

Tagged questions
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Error compiling a Maven project

I have downloaded a project in sourceforge and when importing it to start editing it gives me many errors among which is one that says " Java Build Path Problems " in the console when writing the command "java - "show me" version java version 1...
asked by 14.06.2016 / 17:08
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method is never used

I have a doubt because this method never runs, there is no syntax error and it is well invoked but I can not understand why it never uses it. the "public void signIn" method import android.app.Activity; import android.app.Dialog; import androi...
asked by 13.06.2016 / 17:46
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Access the internal elements of a jFrame from another class

What I want to know is how I can access elements like jTextField or jLabel of a jFrame without putting them public static from within the netbeans settings     
asked by 10.06.2016 / 01:29
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Change default server of Alfresco SDK

I have downloaded the Alfresco SDK and I have opened it in eclipse as shown in the tutorial described here The case is that when installed, it works correctly, but what I needed is to change the default server in which the own alfresco star...
asked by 05.01.2016 / 11:55
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Problem with JButtton update MySQL

I have this method to update the elements of a table in a class that is responsible for controlling the events of the Jframe : if(e.getSource()== estMostrar.getBtnModificar()){ int fila= estAdmin.getTablaEstudiante().getSelectedRo...
asked by 10.09.2016 / 21:30
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Assign a DefaultTableModel to a JTable (MVC)

I have a class designed to handle the events of the frames that I have created, that allows me to play with them and not instantiate code in their structure, to maintain a relationship Vista, Model, Controller . Within the mainframe I have a...
asked by 10.09.2016 / 22:14
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Error Fragment-Activity Android Studio Button

I have an activity (main activity) with a Start button and a floating actin button (the +), this activity has a menu and each of the sections are fragments. The fact is that in all the fragments of this activity I get that button and I can not d...
asked by 01.01.2019 / 21:42
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Remove .form so you do not run

Hi, I have an application in java that has a main and from this call to an interface that is with .form and .class once I create it I want with a button to access another screen and that this is eliminated but I can not get...
asked by 30.12.2018 / 20:49
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The char '0x0' after '' is not valid XML character

I am using Axis 1.4, when I get the response from a webservice developed by a third party, it is giving me the following error:    java.io.IOException: java.io.IOException: java.io.IOException:   java.lang.IllegalArgumentException: The char '...
asked by 04.01.2019 / 14:00
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Sort the step of focus with the Tab key in Java

I would like to know if anyone has any idea of how to order the passage of focus between the components of a panel? I already tried in this way and it did not give me results: contentPane.setFocusTraversalPolicy(new FocusTraversalOnArray(new...
asked by 06.04.2017 / 17:18